Oleg I Krijanovski, MD, PHD
Hematology/Oncology · Internal Medicine (CMS) · Berkeley, CA
At a glance
2001 Dwight Way, Berkeley, CA 94704-2608
NPPES record updated Feb 7, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
2001 Dwight WayBerkeley, CA 94704-2608
Additional reported practice locations
1500 East Medical Center DrB1 Floor Cancer & Geriatrics Ctr Recp B
Ann Arbor, MI 481090912
Phone: 7349369020 3687 Mt Diablo Blvd Ste 200
Lafayette, CA 945493746
Phone: 8666810745
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 1985
- CMS specialties
- Hematology/Oncology · Internal Medicine
Practice groups
Reported hospital affiliations
- Alta Bates Summit Medical Center Oakland, CA
- Alta Bates Summit Medical Center - Alta Bates Camp Berkeley, CA
- Eden Medical Center Castro Valley, CA
- John Muir Medical Center - Walnut Creek Campus Walnut Creek, CA
- Sutter Medical Center, Sacramento Sacramento, CA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Consulting fee | $1,365.00 |
| Food and beverage | $647.56 |
| Education | $23.10 |
| Travel and lodging | $21.25 |
Reporting companies
| Company | Amount |
|---|---|
| GENMAB U.S., INC. | $1,529.49 |
| E.R. SQUIBB & SONS, L.L.C. | $142.38 |
| TAKEDA PHARMACEUTICALS U.S.A., INC. | $97.96 |
| ABBVIE INC. | $53.50 |
| DAIICHI SANKYO INC. | $43.97 |
| RIGEL PHARMACEUTICALS, INC. | $40.13 |
| BOEHRINGER INGELHEIM PHARMACEUTICALS, INC. | $31.79 |
| PFIZER INC. | $31.40 |
| Other reporting companies | $86.29 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Hematology/Oncology · Internal Medicine (CMS)
- Taxonomy code
- 207RH0003X
- Enumeration date
- Oct 31, 2006
- Record updated
- Feb 7, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD, PHD
Reported taxonomies and licenses
207R00000X
License reported: 4301074606 MI
207RX0202X
License reported: 4301074606 MI
207RX0202X
License reported: A105568 CA
207RH0003X · Primary
License reported: A105568 CA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
2001 Dwight WayBerkeley, CA 94704-2608
- Phone
- (510) 204-1591
- Fax
- (510) 204-6440
Mailing address
325 DISTEL CIRLOS ALTOS, CA 940221408
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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